diff options
-rw-r--r-- | libdrm/xf86drm.c | 382 | ||||
-rw-r--r-- | linux/Makefile.linux | 2 | ||||
-rw-r--r-- | linux/drm.h | 5 | ||||
-rw-r--r-- | shared-core/drm.h | 5 | ||||
-rw-r--r-- | shared/drm.h | 5 | ||||
-rw-r--r-- | tests/dristat.c | 239 |
6 files changed, 294 insertions, 344 deletions
diff --git a/libdrm/xf86drm.c b/libdrm/xf86drm.c index e472aada..73a083e3 100644 --- a/libdrm/xf86drm.c +++ b/libdrm/xf86drm.c @@ -81,7 +81,18 @@ extern unsigned long _bus_base(void); #include "xf86drm.h" #include "drm.h" -#define DRM_FIXED_DEVICE_MAJOR 145 +#ifndef DRM_MAJOR +#define DRM_MAJOR 226 /* Linux */ +#endif + +#ifndef __linux__ +#undef DRM_MAJOR +#define DRM_MAJOR 145 /* Should set in drm.h for *BSD */ +#endif + +#ifndef DRM_MAX_MINOR +#define DRM_MAX_MINOR 16 +#endif #ifdef __linux__ #include <sys/sysmacros.h> /* for makedev() */ @@ -161,93 +172,108 @@ static drmHashEntry *drmGetEntry(int fd) return entry; } -/* drm_open is used to open the /dev/dri device */ - -static int drm_open(const char *file) -{ - int fd = open(file, O_RDWR, 0); - - if (fd >= 0) return fd; - return -errno; -} - -static int drmOpenDevice(const char *path, long dev, - mode_t mode, uid_t user, gid_t group) +static int drmOpenDevice(long dev, int minor) { #ifdef XFree86LOADER struct xf86stat st; #else struct stat st; #endif + char buf[64]; + int fd; + mode_t dirmode = DRM_DEV_DIRMODE; + mode_t devmode = DRM_DEV_MODE; + int isroot = !geteuid(); +#if defined(XFree86Server) + uid_t user = DRM_DEV_UID; + gid_t group = DRM_DEV_GID; +#endif - /* Fiddle mode to remove execute bits */ - mode &= ~(S_IXUSR|S_IXGRP|S_IXOTH); +#if defined(XFree86Server) + devmode = xf86ConfigDRI.mode ? xf86ConfigDRI.mode : DRM_DEV_MODE; + dirmode = (devmode & S_IRUSR) ? S_IXUSR : 0; + dirmode |= (devmode & S_IRGRP) ? S_IXGRP : 0; + dirmode |= (devmode & S_IROTH) ? S_IXOTH : 0; + dirmode |= devmode; + devmode &= ~(S_IXUSR|S_IXGRP|S_IXOTH); + group = (xf86ConfigDRI.group >= 0) ? xf86ConfigDRI.group : DRM_DEV_GID; +#endif - if (!stat(path, &st) && st.st_rdev == dev) { - if (!geteuid()) { - chown(path, user, group); - chmod(path, mode); - } - return drm_open(path); + if (stat(DRM_DIR_NAME, &st)) { + if (!isroot) return DRM_ERR_NOT_ROOT; + remove(DRM_DIR_NAME); + mkdir(DRM_DIR_NAME, dirmode); } +#if defined(XFree86Server) + chown(DRM_DIR_NAME, user, group); + chmod(DRM_DIR_NAME, dirmode); +#endif - if (geteuid()) return DRM_ERR_NOT_ROOT; - remove(path); - if (mknod(path, S_IFCHR, dev)) { - remove(path); - return DRM_ERR_NOT_ROOT; + sprintf(buf, DRM_DEV_NAME, DRM_DIR_NAME, minor); + if (stat(buf, &st) || st.st_rdev != dev) { + if (!isroot) return DRM_ERR_NOT_ROOT; + remove(buf); + mknod(buf, S_IFCHR | devmode, dev); } - chown(path, user, group); - chmod(path, mode); - return drm_open(path); +#if defined(XFree86Server) + chown(buf, user, group); + chmod(buf, devmode); +#endif + + if ((fd = open(buf, O_RDWR, 0)) >= 0) return fd; + remove(buf); + return -errno; } -/* drmAvailable looks for /proc/dri, and returns 1 if it is present. On - OSs that do not have a Linux-like /proc, this information will not be - available, and we'll have to create a device and check if the driver is - loaded that way. */ +int drmOpenMinor(int minor, int create) +{ + int fd; + char buf[64]; + + if (create) return drmOpenDevice(makedev(DRM_MAJOR, minor), minor); + + sprintf(buf, DRM_DEV_NAME, DRM_DIR_NAME, minor); + if ((fd = open(buf, O_RDWR, 0)) >= 0) return fd; + return -errno; +} + +/* drmAvailable looks for (DRM_MAJOR, 0) and returns 1 if it returns + information for DRM_IOCTL_VERSION. For backward compatibility with + older Linux implementations, /proc/dri is also checked. */ int drmAvailable(void) { - char dev_name[64]; drmVersionPtr version; int retval = 0; int fd; - if (!access("/proc/dri/0", R_OK)) return 1; - - sprintf(dev_name, "/dev/dri-temp-%d", getpid()); - - remove(dev_name); - if ((fd = drmOpenDevice(dev_name, makedev(DRM_FIXED_DEVICE_MAJOR, 0), - S_IRUSR, geteuid(), getegid())) >= 0) { - /* Read version to make sure this is - actually a DRI device. */ - if ((version = drmGetVersion(fd))) { - retval = 1; - drmFreeVersion(version); - } - close(fd); + if ((fd = drmOpenMinor(0, 1)) < 0) { + /* Try proc for backward Linux compatibility */ + if (!access("/proc/dri/0", R_OK)) return 1; + return 0; } - remove(dev_name); + + if ((version = drmGetVersion(fd))) { + retval = 1; + drmFreeVersion(version); + } + close(fd); return retval; } static int drmOpenByBusid(const char *busid) { - int i; - char dev_name[64]; - char *buf; - int fd; - - for (i = 0; i < 8; i++) { - sprintf(dev_name, "/dev/dri/card%d", i); - if ((fd = drm_open(dev_name)) >= 0) { + int i; + int fd; + const char *buf; + + for (i = 0; i < DRM_MAX_MINOR; i++) { + if ((fd = drmOpenMinor(i, 0)) >= 0) { buf = drmGetBusid(fd); if (buf && !strcmp(buf, busid)) { - drmFreeBusid(buf); - return fd; + drmFreeBusid(buf); + return fd; } if (buf) drmFreeBusid(buf); close(fd); @@ -258,54 +284,43 @@ static int drmOpenByBusid(const char *busid) static int drmOpenByName(const char *name) { - int i; - char proc_name[64]; - char dev_name[64]; - char buf[512]; - mode_t mode = DRM_DEV_MODE; - mode_t dirmode; - gid_t group = DRM_DEV_GID; - uid_t user = DRM_DEV_UID; - int fd; - char *pt; - char *driver = NULL; - char *devstring; - long dev = 0; - int retcode; - -#if defined(XFree86Server) - mode = xf86ConfigDRI.mode ? xf86ConfigDRI.mode : DRM_DEV_MODE; - group = (xf86ConfigDRI.group >= 0) ? xf86ConfigDRI.group : DRM_DEV_GID; -#endif - -#if defined(XFree86Server) + int i; + int fd; + drmVersionPtr version; + if (!drmAvailable()) { +#if !defined(XFree86Server) + return -1; +#else /* try to load the kernel module now */ if (!xf86LoadKernelModule(name)) { ErrorF("[drm] failed to load kernel module \"%s\"\n", name); return -1; } - } -#else - if (!drmAvailable()) - return -1; #endif + } - if (!geteuid()) { - dirmode = mode; - if (dirmode & S_IRUSR) dirmode |= S_IXUSR; - if (dirmode & S_IRGRP) dirmode |= S_IXGRP; - if (dirmode & S_IROTH) dirmode |= S_IXOTH; - dirmode &= ~(S_IWGRP | S_IWOTH); - mkdir("/dev/dri", 0); - chown("/dev/dri", user, group); - chmod("/dev/dri", dirmode); + for (i = 0; i < DRM_MAX_MINOR; i++) { + if ((fd = drmOpenMinor(i, 1)) >= 0) { + if ((version = drmGetVersion(fd))) { + if (!strcmp(version->name, name)) { + drmFreeVersion(version); + return fd; + } + drmFreeVersion(version); + } + } } +#ifdef __linux__ + /* Backward-compatibility /proc support */ for (i = 0; i < 8; i++) { + char proc_name[64], buf[512]; + char *driver, *pt, *devstring; + int retcode; + sprintf(proc_name, "/proc/dri/%d/name", i); - sprintf(dev_name, "/dev/dri/card%d", i); if ((fd = open(proc_name, 0, 0)) >= 0) { retcode = read(fd, buf, sizeof(buf)-1); close(fd); @@ -319,34 +334,17 @@ static int drmOpenByName(const char *name) for (devstring = ++pt; *pt && *pt != ' '; ++pt) ; if (*pt) { /* Found busid */ - return drmOpenByBusid(++pt); + return drmOpenByBusid(++pt); } else { /* No busid */ - dev = strtol(devstring, NULL, 0); - return drmOpenDevice(dev_name, dev, - mode, user, group); + return drmOpenDevice(strtol(devstring, NULL, 0),i); } } } } - } else { - drmVersionPtr version; - /* /proc/dri not available, possibly - because we aren't on a Linux system. - So, try to create the next device and - see if it's active. */ - dev = makedev(DRM_FIXED_DEVICE_MAJOR, i); - if ((fd = drmOpenDevice(dev_name, dev, mode, user, group))) { - if ((version = drmGetVersion(fd))) { - if (!strcmp(version->name, name)) { - drmFreeVersion(version); - return fd; - } - drmFreeVersion(version); - } - } - remove(dev_name); } } +#endif + return -1; } @@ -1090,6 +1088,160 @@ void *drmGetContextTag(int fd, drmContext context) return value; } +int drmGetMap(int fd, int idx, drmHandle *offset, drmSize *size, + drmMapType *type, drmMapFlags *flags, drmHandle *handle, + int *mtrr) +{ + drm_map_t map; + + map.offset = idx; + if (ioctl(fd, DRM_IOCTL_GET_MAP, &map)) return -errno; + *offset = map.offset; + *size = map.size; + *type = map.type; + *flags = map.flags; + *handle = (unsigned long)map.handle; + *mtrr = map.mtrr; + return 0; +} + +int drmGetClient(int fd, int idx, int *auth, int *pid, int *uid, + unsigned long *magic, unsigned long *iocs) +{ + drm_client_t client; + + client.idx = idx; + if (ioctl(fd, DRM_IOCTL_GET_CLIENT, &client)) return -errno; + *auth = client.auth; + *pid = client.pid; + *uid = client.uid; + *magic = client.magic; + *iocs = client.iocs; + return 0; +} + +int drmGetStats(int fd, drmStatsT *stats) +{ + drm_stats_t s; + int i; + + if (ioctl(fd, DRM_IOCTL_GET_STATS, &s)) return -errno; + + stats->count = 0; + memset(stats, 0, sizeof(*stats)); + if (s.count > sizeof(stats->data)/sizeof(stats->data[0])) + return -1; + +#define SET_VALUE \ + stats->data[i].long_format = "%-20.20s"; \ + stats->data[i].rate_format = "%8.8s"; \ + stats->data[i].isvalue = 1; \ + stats->data[i].verbose = 0 + +#define SET_COUNT \ + stats->data[i].long_format = "%-20.20s"; \ + stats->data[i].rate_format = "%5.5s"; \ + stats->data[i].isvalue = 0; \ + stats->data[i].mult_names = "kgm"; \ + stats->data[i].mult = 1000; \ + stats->data[i].verbose = 0 + +#define SET_BYTE \ + stats->data[i].long_format = "%-20.20s"; \ + stats->data[i].rate_format = "%5.5s"; \ + stats->data[i].isvalue = 0; \ + stats->data[i].mult_names = "KGM"; \ + stats->data[i].mult = 1024; \ + stats->data[i].verbose = 0 + + + stats->count = s.count; + for (i = 0; i < s.count; i++) { + stats->data[i].value = s.data[i].value; + switch (s.data[i].type) { + case _DRM_STAT_LOCK: + stats->data[i].long_name = "Lock"; + stats->data[i].rate_name = "Lock"; + SET_VALUE; + break; + case _DRM_STAT_OPENS: + stats->data[i].long_name = "Opens"; + stats->data[i].rate_name = "O"; + SET_COUNT; + stats->data[i].verbose = 1; + break; + case _DRM_STAT_CLOSES: + stats->data[i].long_name = "Closes"; + stats->data[i].rate_name = "Lock"; + SET_COUNT; + stats->data[i].verbose = 1; + break; + case _DRM_STAT_IOCTLS: + stats->data[i].long_name = "Ioctls"; + stats->data[i].rate_name = "Ioc/s"; + SET_COUNT; + break; + case _DRM_STAT_LOCKS: + stats->data[i].long_name = "Locks"; + stats->data[i].rate_name = "Lck/s"; + SET_COUNT; + break; + case _DRM_STAT_UNLOCKS: + stats->data[i].long_name = "Unlocks"; + stats->data[i].rate_name = "Unl/s"; + SET_COUNT; + break; + case _DRM_STAT_IRQ: + stats->data[i].long_name = "IRQs"; + stats->data[i].rate_name = "IRQ/s"; + SET_COUNT; + break; + case _DRM_STAT_PRIMARY: + stats->data[i].long_name = "Primary Bytes"; + stats->data[i].rate_name = "PB/s"; + SET_BYTE; + break; + case _DRM_STAT_SECONDARY: + stats->data[i].long_name = "Secondary Bytes"; + stats->data[i].rate_name = "SB/s"; + SET_BYTE; + break; + case _DRM_STAT_DMA: + stats->data[i].long_name = "DMA"; + stats->data[i].rate_name = "DMA/s"; + SET_COUNT; + break; + case _DRM_STAT_SPECIAL: + stats->data[i].long_name = "Special DMA"; + stats->data[i].rate_name = "dma/s"; + SET_COUNT; + break; + case _DRM_STAT_MISSED: + stats->data[i].long_name = "Miss"; + stats->data[i].rate_name = "Ms/s"; + SET_COUNT; + break; + case _DRM_STAT_VALUE: + stats->data[i].long_name = "Value"; + stats->data[i].rate_name = "Value"; + SET_VALUE; + break; + case _DRM_STAT_BYTE: + stats->data[i].long_name = "Bytes"; + stats->data[i].rate_name = "B/s"; + SET_BYTE; + break; + case _DRM_STAT_COUNT: + default: + stats->data[i].long_name = "Count"; + stats->data[i].rate_name = "Cnt/s"; + SET_COUNT; + break; + } + } + return 0; +} + #if defined(XFree86Server) || defined(DRM_USE_MALLOC) static void drmSIGIOHandler(int interrupt, void *closure) { diff --git a/linux/Makefile.linux b/linux/Makefile.linux index 7c1269c6..d022557d 100644 --- a/linux/Makefile.linux +++ b/linux/Makefile.linux @@ -174,7 +174,7 @@ all::;@echo === SMP=${SMP} MODULES=${MODULES} MODVERSIONS=${MODVERSIONS} AGP=${A all::;@echo === kill_fasync has $(PARAMS) parameters all::;@echo === Compiling for machine $(MACHINE) all::;@echo === WARNING -all::;@echo === WARNING 2.4.0 kernels before test11 DONT WORK +all::;@echo === WARNING 2.4.0 kernels before 2.4.0-test11 DO NOT WORK all::;@echo === WARNING ifeq ($(MODULES),0) diff --git a/linux/drm.h b/linux/drm.h index 470eb033..40a85875 100644 --- a/linux/drm.h +++ b/linux/drm.h @@ -44,11 +44,8 @@ #define DRM_IOCTL_NR(n) ((n) & 0xff) #endif -#define DRM_DEV_MODE (S_IRUSR|S_IWUSR|S_IRGRP|S_IWGRP) -#define DRM_DEV_UID 0 -#define DRM_DEV_GID 0 - #define DRM_MAJOR 226 +#define DRM_MAX_MINOR 15 #define DRM_NAME "drm" /* Name in kernel, /dev, and /proc */ #define DRM_MIN_ORDER 5 /* At least 2^5 bytes = 32 bytes */ #define DRM_MAX_ORDER 22 /* Up to 2^22 bytes = 4MB */ diff --git a/shared-core/drm.h b/shared-core/drm.h index 470eb033..40a85875 100644 --- a/shared-core/drm.h +++ b/shared-core/drm.h @@ -44,11 +44,8 @@ #define DRM_IOCTL_NR(n) ((n) & 0xff) #endif -#define DRM_DEV_MODE (S_IRUSR|S_IWUSR|S_IRGRP|S_IWGRP) -#define DRM_DEV_UID 0 -#define DRM_DEV_GID 0 - #define DRM_MAJOR 226 +#define DRM_MAX_MINOR 15 #define DRM_NAME "drm" /* Name in kernel, /dev, and /proc */ #define DRM_MIN_ORDER 5 /* At least 2^5 bytes = 32 bytes */ #define DRM_MAX_ORDER 22 /* Up to 2^22 bytes = 4MB */ diff --git a/shared/drm.h b/shared/drm.h index 470eb033..40a85875 100644 --- a/shared/drm.h +++ b/shared/drm.h @@ -44,11 +44,8 @@ #define DRM_IOCTL_NR(n) ((n) & 0xff) #endif -#define DRM_DEV_MODE (S_IRUSR|S_IWUSR|S_IRGRP|S_IWGRP) -#define DRM_DEV_UID 0 -#define DRM_DEV_GID 0 - #define DRM_MAJOR 226 +#define DRM_MAX_MINOR 15 #define DRM_NAME "drm" /* Name in kernel, /dev, and /proc */ #define DRM_MIN_ORDER 5 /* At least 2^5 bytes = 32 bytes */ #define DRM_MAX_ORDER 22 /* Up to 2^22 bytes = 4MB */ diff --git a/tests/dristat.c b/tests/dristat.c index f429efd3..47193ab4 100644 --- a/tests/dristat.c +++ b/tests/dristat.c @@ -35,28 +35,11 @@ #include "../xf86drmHash.c" #include "../xf86drm.c" -#define DRM_DIR_NAME "/dev/dri" -#define DRM_DEV_NAME "%s/card%d" - #define DRM_VERSION 0x00000001 #define DRM_MEMORY 0x00000002 #define DRM_CLIENTS 0x00000004 #define DRM_STATS 0x00000008 - -typedef struct drmStatsS { - unsigned long count; - struct { - unsigned long value; - const char *long_format; - const char *long_name; - const char *rate_format; - const char *rate_name; - int isvalue; - const char *mult_names; - int mult; - int verbose; - } data[15]; -} drmStatsT; +#define DRM_BUSID 0x00000010 static void getversion(int fd) { @@ -78,6 +61,15 @@ static void getversion(int fd) } } +static void getbusid(int fd) +{ + const char *busid = drmGetBusid(fd); + + printf(" Busid: %s\n", *busid ? busid : "(not set)"); + drmFreeBusid(busid); +} + +#if 0 typedef struct { unsigned long offset; /* Requested physical address (0 for SAREA)*/ unsigned long size; /* Requested physical size (bytes) */ @@ -88,160 +80,7 @@ typedef struct { int mtrr; /* MTRR slot used */ /* Private data */ } drmVmRec, *drmVmPtr; - -int drmGetMap(int fd, int idx, drmHandle *offset, drmSize *size, - drmMapType *type, drmMapFlags *flags, drmHandle *handle, - int *mtrr) -{ - drm_map_t map; - - map.offset = idx; - if (ioctl(fd, DRM_IOCTL_GET_MAP, &map)) return -errno; - *offset = map.offset; - *size = map.size; - *type = map.type; - *flags = map.flags; - *handle = (unsigned long)map.handle; - *mtrr = map.mtrr; - return 0; -} - -int drmGetClient(int fd, int idx, int *auth, int *pid, int *uid, - unsigned long *magic, unsigned long *iocs) -{ - drm_client_t client; - - client.idx = idx; - if (ioctl(fd, DRM_IOCTL_GET_CLIENT, &client)) return -errno; - *auth = client.auth; - *pid = client.pid; - *uid = client.uid; - *magic = client.magic; - *iocs = client.iocs; - return 0; -} - -int drmGetStats(int fd, drmStatsT *stats) -{ - drm_stats_t s; - int i; - - if (ioctl(fd, DRM_IOCTL_GET_STATS, &s)) return -errno; - - stats->count = 0; - memset(stats, 0, sizeof(*stats)); - if (s.count > sizeof(stats->data)/sizeof(stats->data[0])) - return -1; - -#define SET_VALUE \ - stats->data[i].long_format = "%-20.20s"; \ - stats->data[i].rate_format = "%8.8s"; \ - stats->data[i].isvalue = 1; \ - stats->data[i].verbose = 0 - -#define SET_COUNT \ - stats->data[i].long_format = "%-20.20s"; \ - stats->data[i].rate_format = "%5.5s"; \ - stats->data[i].isvalue = 0; \ - stats->data[i].mult_names = "kgm"; \ - stats->data[i].mult = 1000; \ - stats->data[i].verbose = 0 - -#define SET_BYTE \ - stats->data[i].long_format = "%-9.9s"; \ - stats->data[i].rate_format = "%5.5s"; \ - stats->data[i].isvalue = 0; \ - stats->data[i].mult_names = "KGM"; \ - stats->data[i].mult = 1024; \ - stats->data[i].verbose = 0 - - - stats->count = s.count; - for (i = 0; i < s.count; i++) { - stats->data[i].value = s.data[i].value; - switch (s.data[i].type) { - case _DRM_STAT_LOCK: - stats->data[i].long_name = "Lock"; - stats->data[i].rate_name = "Lock"; - SET_VALUE; - break; - case _DRM_STAT_OPENS: - stats->data[i].long_name = "Opens"; - stats->data[i].rate_name = "O"; - SET_COUNT; - stats->data[i].verbose = 1; - break; - case _DRM_STAT_CLOSES: - stats->data[i].long_name = "Closes"; - stats->data[i].rate_name = "Lock"; - SET_COUNT; - stats->data[i].verbose = 1; - break; - case _DRM_STAT_IOCTLS: - stats->data[i].long_name = "Ioctls"; - stats->data[i].rate_name = "Ioc/s"; - SET_COUNT; - break; - case _DRM_STAT_LOCKS: - stats->data[i].long_name = "Locks"; - stats->data[i].rate_name = "Lck/s"; - SET_COUNT; - break; - case _DRM_STAT_UNLOCKS: - stats->data[i].long_name = "Unlocks"; - stats->data[i].rate_name = "Unl/s"; - SET_COUNT; - break; - case _DRM_STAT_IRQ: - stats->data[i].long_name = "IRQs"; - stats->data[i].rate_name = "IRQ/s"; - SET_COUNT; - break; - case _DRM_STAT_PRIMARY: - stats->data[i].long_name = "Primary Bytes"; - stats->data[i].rate_name = "PB/s"; - SET_BYTE; - break; - case _DRM_STAT_SECONDARY: - stats->data[i].long_name = "Secondary Bytes"; - stats->data[i].rate_name = "SB/s"; - SET_BYTE; - break; - case _DRM_STAT_DMA: - stats->data[i].long_name = "DMA"; - stats->data[i].rate_name = "DMA/s"; - SET_COUNT; - break; - case _DRM_STAT_SPECIAL: - stats->data[i].long_name = "Special DMA"; - stats->data[i].rate_name = "dma/s"; - SET_COUNT; - break; - case _DRM_STAT_MISSED: - stats->data[i].long_name = "Miss"; - stats->data[i].rate_name = "Ms/s"; - SET_COUNT; - break; - case _DRM_STAT_VALUE: - stats->data[i].long_name = "Value"; - stats->data[i].rate_name = "Value"; - SET_VALUE; - break; - case _DRM_STAT_BYTE: - stats->data[i].long_name = "Bytes"; - stats->data[i].rate_name = "B/s"; - SET_BYTE; - break; - case _DRM_STAT_COUNT: - default: - stats->data[i].long_name = "Count"; - stats->data[i].rate_name = "Cnt/s"; - SET_COUNT; - break; - } - } - return 0; -} +#endif static void getvm(int fd) { @@ -255,7 +94,7 @@ static void getvm(int fd) drmHandle handle; int mtrr; - printf(" VM map information:\n"); + printf(" VM map information (Restricted locked kernel WC Lock):\n"); printf(" slot offset size type flags address mtrr\n"); for (i = 0; @@ -298,7 +137,7 @@ static void getclients(int fd) int procfd; printf(" DRI client information:\n"); - printf(" a pid uid magic ioctls prog\n"); + printf(" a pid uid magic ioctls prog\n"); for (i = 0; !drmGetClient(fd, i, &auth, &pid, &uid, &magic, &iocs); i++) { sprintf(buf, "/proc/%d/cmdline", pid); @@ -307,12 +146,16 @@ static void getclients(int fd) read(procfd, cmd, sizeof(cmd)-1); close(procfd); } - if (*cmd) + if (*cmd) { + char *pt; + + for (pt = cmd; *pt; pt++) if (!isprint(*pt)) *pt = ' '; printf(" %c %5d %5d %10lu %10lu %s\n", auth ? 'y' : 'n', pid, uid, magic, iocs, cmd); - else + } else { printf(" %c %5d %5d %10lu %10lu\n", auth ? 'y' : 'n', pid, uid, magic, iocs); + } } } @@ -394,44 +237,6 @@ static void getstats(int fd, int i) } -static int drmOpenMinor(int minor, uid_t user, gid_t group, - mode_t dirmode, mode_t devmode, int force) -{ - struct stat st; - char buf[64]; - long dev = makedev(DRM_MAJOR, minor); - int setdir = 0; - int setdev = 0; - int fd; - - if (stat(DRM_DIR_NAME, &st) || !S_ISDIR(st.st_mode)) { - remove(DRM_DIR_NAME); - mkdir(DRM_DIR_NAME, dirmode); - ++setdir; - } - - if (force || setdir) { - chown(DRM_DIR_NAME, user, group); - chmod(DRM_DIR_NAME, dirmode); - } - - sprintf(buf, DRM_DEV_NAME, DRM_DIR_NAME, minor); - if (stat(buf, &st) || st.st_rdev != dev) { - remove(buf); - mknod(buf, S_IFCHR, dev); - ++setdev; - } - - if (force || setdev) { - chown(buf, user, group); - chmod(buf, devmode); - } - - if ((fd = open(buf, O_RDWR, 0)) >= 0) return fd; - if (setdev) remove(buf); - return -errno; -} - int main(int argc, char **argv) { int c; @@ -442,13 +247,14 @@ int main(int argc, char **argv) char buf[64]; int i; - while ((c = getopt(argc, argv, "avmcsM:i:")) != EOF) + while ((c = getopt(argc, argv, "avmcsbM:i:")) != EOF) switch (c) { case 'a': mask = ~0; break; case 'v': mask |= DRM_VERSION; break; case 'm': mask |= DRM_MEMORY; break; case 'c': mask |= DRM_CLIENTS; break; case 's': mask |= DRM_STATS; break; + case 'b': mask |= DRM_BUSID; break; case 'i': interval = strtol(optarg, NULL, 0); break; case 'M': minor = strtol(optarg, NULL, 0); break; default: @@ -458,9 +264,10 @@ int main(int argc, char **argv) for (i = 0; i < 16; i++) if (!minor || i == minor) { sprintf(buf, DRM_DEV_NAME, DRM_DIR_NAME, i); - fd = drmOpenMinor(i, 0, 0, 0700, 0600, 0); + fd = drmOpenMinor(i, 1); if (fd >= 0) { printf("%s\n", buf); + if (mask & DRM_BUSID) getbusid(fd); if (mask & DRM_VERSION) getversion(fd); if (mask & DRM_MEMORY) getvm(fd); if (mask & DRM_CLIENTS) getclients(fd); |